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<html>
<head>
<style>
.poem {
  text-align: justify;
  color: deepskyblue;
  text-transform: capitalize;
}

.poem::first-line {
  color: darkred;
}
</style>
</head>
<body>

<div class="poem">
  这是一首诗。每个字都充满了情感，每个词都蕴含着深意。
</div>

</body>
</html>